Fortinet vs SentinelOne

Fortinet — Hardware · Public · $124.8B mkt cap · 4 of 4 figures sourced  |  SentinelOne — Application · Public · $7.5B mkt cap · 4 of 4 figures sourced

Relationship

FortiAI-Protect and Singularity Cloud Security do comparable work on data security and threat detection and response; both also serve buyers who need to detect and respond to security threats; smaller scale (public).

Assembled from the recorded fields for this pair, not hand-checked. The comparison below is read from each company’s own profile.

4 of 6 capabilitiesShared product typeSmaller scale

4 of 6 capabilities — Shares data analysis, data security, guardrails and safety and 1 more.

Ludbee capability tags · from the product records

Shared product type — Both ship application and platform.

Ludbee product records

Smaller scale — SentinelOne: $7.5B market cap, against Fortinet's $124.8B market cap.

Ludbee scale figures · valuation, market cap or revenue estimate

Aligned comparison

FieldFortinetSentinelOne
Market cap$124.8B$7.5B SentinelOne has 17× smaller
Employees15,1092,900 SentinelOne has 5.2× fewer
Founded20002013 13 yrs later
StatusPublicPublic match
CategoryHardwareApplication
Stack layerApplication, Infrastructure service, PlatformAI agent, Application, Data service, Platform
HeadquartersSunnyvale, USAMountain View, USA

Capability overlap

Shared · 4

Data analysisData securityGuardrails and safetyThreat detection and response

Not verified for SentinelOne · 2

Evaluation and observabilityWorkflow automation

Recorded for Fortinet. SentinelOne’s product records say nothing either way — a missing record is not a missing capability.

SentinelOne has no capability Fortinet lacks, among the 4 recorded here.

Products, side by side

Algorithmic pairing — assembled from recorded fields, not hand-checked

Fortinet

Application

FortiAI-AssistApplication

AI orchestration platform automating security and network operations: alert triage/investigation, network configuration validation, and threat hunting, integrated across Fortinet's management products.

FortiAI-ProtectApplication

Discovers, controls and governs AI use across enterprise environments: shadow-AI detection (6,500+ AI application URLs), AI-application visibility (FortiView for AI), and AI-workload data-loss prevention.

FortiDLPApplication

Cloud-native data-loss-prevention agent combining machine-learning content/context analysis with a GenAI-powered assistant that summarizes and contextualizes incidents for insider-risk and data-egress protection.

FortiMailApplication

Email security gateway combining machine learning, LLM-based content analysis and image recognition to detect phishing, BEC and other threats across the email lifecycle.

FortiNDRApplication

Uses AI-based behavioural analysis of network traffic to detect lateral movement, data exfiltration and privilege escalation without endpoint agents, sold as on-premises appliances and VMs or as FortiNDR Cloud.

FortiSandboxApplication

Sandbox appliance/service for zero-day and advanced-threat detection, using AI-powered analysis (a purpose-built ML engine plus artificial neural networks) alongside static and dynamic analysis to accelerate verdicts.

Platform

FortiAIOpsPlatform

Applies AI/ML analysis to telemetry from Fortinet network devices to detect pattern anomalies and automate network troubleshooting.

SentinelOne

Application

Prompt SecurityApplication

Discovers and governs employee and developer use of AI services, redacts sensitive data in prompts, controls autonomous agents and MCP servers, and defends custom AI applications against prompt injection, jailbreaks and data poisoning.

Singularity Cloud SecurityApplication

Cloud-native application protection platform that defends production workloads, cloud and AI infrastructure and the data stores feeding models, detecting and responding to threats autonomously across the cloud estate.

Singularity EndpointApplication

AI-powered endpoint security that combines endpoint protection, detection and response, and automated remediation and rollback in a single agent across Windows, macOS, Linux and cloud workloads.

Singularity IdentityApplication

Identity-security module of the Singularity Platform that protects against credential misuse and identity-based attacks.

Singularity MobileApplication

On-device mobile threat defense for iOS, Android and ChromeOS that stops phishing, malware and risky apps with an on-device model and needs no cloud connection to detect.

Wayfinder TDRApplication

Managed AI-assisted threat detection and response (MDR-style) service delivered by SentinelOne's global services team.

Platform

Singularity AI SIEMPlatform

A security information and event management platform that ingests and normalizes cloud, identity, endpoint and third-party telemetry, correlates signals into incidents via Purple AI, and executes containment from the investigation console.

Singularity PlatformPlatform

Umbrella platform that runs SentinelOne's endpoint, cloud, identity and mobile protection on one agent and console with autonomous detection, response and rollback; the modules a buyer licenses are recorded separately.

No counterpart

Fortinet sells these in a stack layer with no product recorded for SentinelOne yet — nothing on the other side to compare them against.

Infrastructure service

FortiAIGateInfrastructure service

A runtime security proxy deployed between applications and LLM endpoints that blocks prompt injection, jailbreaking, model poisoning and excessive-consumption attacks and enforces context-aware data-loss prevention on AI traffic.

SentinelOne sells these in a stack layer with no product recorded for Fortinet yet — nothing on the other side to compare them against.

AI agent

Purple AIAI agent

An agentic AI security analyst embedded in the Singularity Platform that auto-triages alerts, runs investigations and threat hunts, and recommends or executes response actions over OCSF-normalized SentinelOne and third-party telemetry.

Data service

Singularity AI Data PipelinesData service

A security telemetry pipeline service that filters low-value logs, normalizes heterogeneous sources into OCSF, and enriches events before they reach a SIEM, built on technology from SentinelOne's acquisition of Observo AI.